[mythtv-users] OT: White shadow

Nemo Inis nemoinis at telus.net
Wed Mar 21 18:12:01 UTC 2007

On Mar 15, 2007, at 11:15 AM, White Joe wrote:

>> -----Original Message-----
>> From: mythtv-users-bounces at mythtv.org
>> [mailto:mythtv-users-bounces at mythtv.org] On Behalf Of Yan Seiner
>> Sent: Thursday, March 15, 2007 2:01 PM
>> To: Discussion about mythtv
>> Subject: Re: [mythtv-users] OT: White shadow
>> Calvin Harrigan wrote:
>>> White Joe wrote:
>>>> I shifted my main myth box to an ASUS M2NPV-VM a few
>> months back.  Its
>>>> hooked up to my 31" tub TV and works really well.  Except for this
>>>> shadow that appears whenever a pure white (FFFFFF?) object
>> appears on
>>>> the screen.  It's a white shadow, a lttle darker than the
>> object.  I am
>>>> having trouble figuring out how to name it, so that I can
>> even search
>>>> for the issue.  "White Shadow" only gives me basket ball
>> references.
>> Does it appear only on broadcast sources?  A particular channel?
>> I have a similar problem with red objects - Big Red Dog on
>> PBS channel
>> 28 has a pink border.  So does the Canon logo on Nature
>> broadcasts.  It
>> drove me nuts! until I figured out that it's being
>> transmitted that way;
>> or at least it appears that way on all TVs tuned to that channel.....
>> Also, if it's an analog TV, try a different cable. Maybe it's
>> some sort
>> of weird ghosting due to reflections in the cable?
>> --Yan
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> It appears everywhere.  From the shadows inside the white text boxes on
> the Fedora login screen to the white clouds in the sky on Battlestar:
> Galactica.  It's the cable I used with my previous motherboard, but 
> that
> could still be it.  I'll get a new one tonight.

It could be that your TV set is blooming (see the definition of 
blooming at <http://www.videoessentials.com/glossary.php#B> )
Try turning the contrast down and see if it makes a difference.  You 
could also calibrate your set (the VideoEssentials or Avia DVDs are 
good for that).

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